Two hitch-hikers are on the way to Marseilles pursued by her husband.

Professor Poponof, an old scientist, has just discovered a truth serum. Amédée, a burglar who has been surprised in his apartment, will become the perfect guinea-pig for testing the prof's last find. And it works well. Too well in fact, for if Amédée tells the truth he tells it to everybody and in every circumstance, thus causing disasters around him.

In the 13th century, lovers hurried to the door of Marguerite de Bourgogne. The aristocrat who every day was indulged in orgies that were famous throughout the country. What the suitors do not know is that they will inevitably be executed the day after these festivities and thrown to the Seine.

Pimaï, the strong-headed anarchist, joined the navy out of bravado. But the sweet influence of a young girl leads him to prove that he is worthy of the profession he has chosen and the flag he serves.

A poor wretch, who has just been hired as a music-hall artist, in spite of himself becomes the tenant of a particular Parisian building.

An employee at a jewelry store falls in love with a woman who secretly plans to rob the store.

A young man who wishes to launch his girlfriend in the theater, borrows money from his aunt, making her believe that he wants to buy groceries. His aunt arrives and then wishes to visit “her” grocery store; to save the day he borrows the store of a credulous grocer.

Maurice loves Juliet and Michael loves Lily. Romance blossoms on the hill. They are workers, artisans, and Lily has a real talent as a singer. But Claude's arrival brings trouble to their relationships. Maurice, jealous, approaches Lily. Singing in the streets, Lily quickly becomes a cabaret star.

Pierre, who is a Fine Arts student, and Denise, who is a chemistry student, work for a department store where, wearing wedding suits, they distribute flyers to passers-by. The store manager, Bernard, falls in love with Denise and arranges to take her to an inn not far from Paris, run by the handsome Robert. This one opens Denise's eyes who ends up returning to her home. After a fight between Pierre and Bernard, Denise ends up choosing to stay with Pierre.

A discharged seaman winds up on an old man's farm: his children left the place for the broader horizons of the evil city; the walls are near decay ,the fields lie fallow.